GigaMedia announced its board of directors has appointed Mo-Na Chien as its new chairman. Chien has led several top investment, finance, and technology firms and been a member of GigaMedia's board for nearly two years. His appointment as chairman is effective immediately. Chien replaces Michael Ding, who resigned his position as chairman citing increased commitments with other business interests, including his current role as chairman and chief executive officer of Waterland Securities Co, Ltd. The company also announced the appointment of Collin Hwang to the company's board. Hwang currently serves as chairman and CEO of Datadot Technology Asia & Taiwan. Current board member Casey Tung will assume the role of chairman of the audit committee, replacing Ding.